An unknown igneous rock has very small crystals. the rock

[ou.01]which of these is the most likely use of an electromagnetic wave which has wavelength shorter than microwaves but longer than visible light? o heat food safely o neat food safely o take images of bones and teeth o transmit radio and cellular phone signals o take images of bones and teeth o transmit radio and cellular phone signals o detect the location of objects which emit heat

5. what is a red giant? can our sun become a red giant? why or why not?

Suppose you had to resolve the problems believed to be caused by distance decay in russia. what would you suggest?